2251344053 has 6 divisors (see below), whose sum is σ = 2618910486. Its totient is φ = 1929723432.

The previous prime is 2251344049. The next prime is 2251344061. The reversal of 2251344053 is 3504431522.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1782275089 + 469068964 = 42217^2 + 21658^2 .

It is not a de Polignac number, because 2251344053 - 2² = 2251344049 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251344023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22972850 + ... + 22972947.

It is an arithmetic number, because the mean of its divisors is an integer number (436485081).

Almost surely, 2^2251344053 is an apocalyptic number.

It is an amenable number.

2251344053 is a deficient number, since it is larger than the sum of its proper divisors (367566433).

2251344053 is an equidigital number, since it uses as much as digits as its factorization.

2251344053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45945811 (or 45945804 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 2251344053 is about 47448.3303499712. The cubic root of 2251344053 is about 1310.6315648219.

Adding to 2251344053 its reverse (3504431522), we get a palindrome (5755775575).

It can be divided in two parts, 22513 and 44053, that added together give a palindrome (66566).

The spelling of 2251344053 in words is "two billion, two hundred fifty-one million, three hundred forty-four thousand, fifty-three".